PURPOSE: To dispense with the collation work of a chart, a prescription, etc., by simultaneously printing a prescribed item and, in addition to it, the relevant information in respective kinds of data inputted from an input means such as a keyboard to a printing paper with a printer.

CONSTITUTION: One prescription in patient data is read from the patient data file stored in an external memory 4, fetched in an internal memory 3 and displayed on a CRT 5. When the data are drug data, the drug name, giving quantity and unit, and further, information to express a taking way, etc., are read as to the individual drug in one prescription, they are fetched in the internal memory 3, and these pieces of information are all printed on a drug bag label, etc., for printing provided as a printing paper 7. Thus, the necessity to transcribe the contents of the chart or prescription, etc., by a medical facility side at a drug giving window, etc., and to execute the collation and confirmation works one by one can be eliminated.